Table 2.

Cumulative survival rates representing children without a potentially caries-related treatment (filling, root canal treatment, and extraction) in deciduous and permanent teeth together (all teeth) and in deciduous teeth separately

Age, years	Children under risk, n	Rate of children without a potentially caries-related treatment (cumulative survival rate), %
		on all teeth	on deciduous teeth only
1	613,927	100.0	100.0
2	598,645	99.7	99.8
3	496,360	97.8	98.1
4	394,626	92.2	92.6
5	293,348	82.8	83.6
6	206,097	72.3	74.0
7	137,414	62.2	65.0
8	84,342	52.3	57.3
9	46,035	44.0	50.8
10	19,661	37.8	45.8

Age-related numbers of remaining children under risk.